cheetah-framework/js/framework/form/errors.js

Cheetah Framework JS used in all our applications

/**
 * Cheetah errors bag
 */
export default function () {
  this.errors = {}

  /**
   * Determine if the collection has any errors.
   */
  this.hasErrors = function () {
    return !_.isEmpty(this.errors)
  }

  /**
   * Determine if the collection has errors for a given field.
   */
  this.has = function (field) {
    if (_.includes(field, '*')) {
      let match = false
      const regX = new RegExp('^' + field.replace('*', '[^\*]+'), 'gi')

      _.each(this.errors, (error, key) => {
        if (regX.test(key)) {
          match = key
          return false
        }
      })

      return match
    }

    return _.indexOf(_.keys(this.errors), field) > -1 ? field : false
  }

  /**
   * Get all of the raw errors for the collection.
   */
  this.all = function () {
    return this.errors
  }

  /**
   * Get all of the errors for the collection in a flat array.
   */
  this.flatten = function () {
    return _.flatten(_.toArray(this.errors))
  }

  /**
   * Get the first error message for a given field.
   */
  this.get = function (field) {
    const match = this.has(field)

    if (match !== false) {
      return this.errors[match].join(', ')
    }
  }

  /**
   * Set the raw errors for the collection.
   */
  this.set = function (errors) {
    if (typeof errors === 'object') {
      this.errors = errors
    } else {
      this.errors = { 'form': ['Something went wrong. Please try again or contact customer support.'] }
    }
  }

  /**
   * Add error to a field.
   */
  this.add = function (field, errors) {
    this.errors = {
      ...this.errors,
      [field]: typeof errors === 'string' ? [errors] : errors
    }
  }

  /**
   * Remove errors from the collection.
   */
  this.forget = function (field) {
    if (typeof field === 'undefined') {
      this.errors = {}
    } else {
      Vue.delete(this.errors, field)

      if (_.includes(field, '*')) {
        const regX = new RegExp(field.replace('*', '[^\*]+'), 'gi')

        _.each(this.errors, (error, key) => {
          if (regX.test(key)) {
            Vue.delete(this.errors, key)
          }
          regX.lastIndex = 0
        })
      }
    }
  }
}